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 Name: Alan (Xiaolong) Wang

Position: Chief Research Scientist

Education: Ph.D. in Electrical and Computer Engineering from University of Texas at Austin in 2006

Experience:

Dr. Wang has been an active researcher in nano-photonics, RF photonics, optical interconnects, and optical sensing in the past eight years. He joined Omega Optics Inc. in 2007 and has served as the PI for four SBIR/STTR Phase I and three SBIR/STTR Phase II projects, and Co-PI for three SBIR Phase I projects from NSF, AFOSR, DARPA, ARMY, EPA and NIH. Dr. Wang has one U.S. patent, over 50 publications in refereed journals and conferences. He is a committee member of the 2010, 2011 SPIE Photonic West conference in Optoelectronic Interconnects and Component Integration. In 2006, his work on suppressing the cross talk of polymer optical switches was reported as break news in LIGHTWAVE Europe magazine. His research on SOI based optical switch was evaluated as the 2003 Excellent Master Dissertation of the Chinese Academy of Sciences. Dr. Wang is a member of IEEE LEOS, SPIE and OSA. Dr. Wang is a Permanent Resident of the United States.

 Research Projects:

  • Principal Investigator, ARMY Small Business Technology Transfer (STTR) Project, ¡°Resonant Cavity Enhanced On-Chip Raman Spectrometer Array with Precisely Positioned Metallic Nano-Gaps for Single Molecule Detection¡±, Phase I, recommended for award

  • Co-Principal Investigator, National Institute of Health/National Cancer Institute (NIH/NCI) SBIR Project, "Photonic Crystal Microarray based Nanoplatform as a Personalized Diagnostic Assay for High Throughput Detection and Identification of Cancers",  Phase I, 09/2010~06/2011

  • Principal Investigator, ARMY Small Business Innovative Research (SBIR) Project, ¡°Electromagnetic Attack Sensor¡± , Phase I, 05/14/2010~03/13/2011

  • Co-Principal Investigator, National Science Foundation (NSF) SBIR Project, ¡°Photonic Crystal Slot Waveguide Miniature Spectrometer for In-Situ Groundwater Contaminant and Greenhouse Gas Detection and Identification¡±, Phase I, 02/2010~08/2010

  • Co-Principal Investigator, Environmental Protection Agency (EPA) SBIR Project, ¡°Photonic Crystal Slot Waveguide Spectrometer for Volatile Organic Compounds in Groundwater and Hazardous Pollutants in Air¡±, Phase I, 3/2010-9/2010

  • Principal Investigator, Defense Advanced Research Project Agency (DARPA) SBIR Project, ¡°E-O Polymer-based Bias-Free Highly-Linear Domain Inverted Directional Coupler¡±, Phase II, 05/2009~05/2011;  Phase I, 03/2008~09/2008

  • Principal Investigator, Air Force Office of Scientific Research (AFOSR) STTR Project ¡°Ultra Compact Power Efficient Nano-photonic Waveguide Modulator using Functional Polymer on Silicon Platforms¡±  , Phase II, 11/2008~11/2010; Phase I, 09/2007~06/2008

  • Principal Investigator, National Science Foundation (NSF) STTR Project, ¡°Fully Embedded Optical Interconnects based on Optical Bus Architecture for Large Size Printed Circuit Boards¡±.  Phase II, 08/2007~02/2010

 

Major Research Contribution:

  1. Board Level Optical Interconnects

  2. Ultra Compact Hybrid Silicon/Polymer Nano-Photonic Modulator

  3. Linear E-O Modulator for RF Photonic Communication

  4. Thermal Optical Switch for Optically Controlled Phased Array Antenna

  5. Optical Spectroscopy using Nano-Photonic Devices and Nano-wires


Publication of Dr. Alan X. Wang:
Journals and Letters (28 publications):

  • Beom Suk Lee, Che-Yun Lin, Xiaolong Wang, Raluca Dinu, and Ray T. Chen, ¡°Linearized Electro-Optic Polymer Modulators based on Two-Section Y-fed Directional Coupler,¡± submitted to Photonics Technology Letters

  • Che-Yun Lin, Xiaolong Wang, Swapnajit Chakravarty, Weicheng Lai, Beom-Suk Lee, Jingdong Luo, Alex K-Y. Jen, Ray T. Chen, ¡°Electro-Optic Polymer Nano-Photonic Modulator on Silicon Platform with 45dB Slow Light Enhancement¡±, accepted by Applied Physics Letters

  • Xinyuan Dou, Xiaolong Wang, Xiaohui Lin, David Z. Pan, and Ray T. Chen, ¡°Highly Flexible Polymeric Optical Waveguide for Out-of-Plane Optical Interconnects,¡± Optics Express, Vol.18, No.15, 16227-16233 (2010)

  • Xiaolong Wang, Boem-Suk Lee, Che-Yun Lin, Dechang An, and Ray T. Chen, ¡°Toward 120dB/Hz Spurious Free Dynamic Range: the Design and Experimental Works of Electro-Optic Polymer Linear Modulator based on Multiple-Domain Y-fed Directional Coupler,¡± IEEE Journal of Lightwave Technol.Vol.28, No.11, 1670-1676 (2010)

  • Xinyuan Dou, Xiaolong Wang, Haiyu Huang, Xiaohui Lin, and Ray T. Chen, Polymeric waveguides with embedded micro-mirrors formed by Metallic Hard Mold,¡± Optics Express, Vol.18, No.1, pp.378-385 (2010)

  • Xinyuan Dou, Xiaonan Chen, Maggie Yihong Chen, Xiaolong Wang, Wei Jiang, Ray T. Chen, ¡°Packaging consideration of two dimensional polymer-based photonic crystals for laser beam steering,¡± J. Nanosci. Nanotechnol., Vol.10, No.3, 1650-1655 (2010)

  • Xiaolong Wang, Swapnajit Chakravarty, Boem-Suk Lee, Che-Yun Lin, and Ray T. Chen, ¡°Ultra-Efficient Control of Light Transmission through Photonic Potential Barrier Modulation,¡± Optics Letters, Vol.34, No.20, pp.3202-3204 (2009)

  • Boem-Suk Lee, Che-Yun Lin, Xiaolong Wang, Jingdong Luo, Alex K.Y. Jen, and Ray T. Chen, ¡°Bias-free electro-optic polymer based two-section Y-branch waveguide modulator with 22-dB linearity enhancement,¡± Optics Letters, Vol.34, No.21, pp.3277-3279 (2009)

  • Xiaonan Chen, Xiaolong Wang, Swapnajit Chakravarty, Ray T. Chen, ¡°Electrooptically-active Slow-light-enhanced Silicon Slot Photonic Crystal Waveguides,¡± Journal of Selected Topics in Quantum Electronics, Vol.15, No.15, pp.1506-1509 (2009)

  • Xiaolong Wang, Wei Jiang, Li Wang, Hai Bi, and R. T. Chen, ¡°Fully Embedded Board Level Optical Interconnects:  From Waveguide Fabrication to Device Integration,¡± IEEE Journal of Lightwave Technol., Vol.26, No.2, pp.243-250 (2008)

  • Xiaolong Wang, Li Wang, Wei Jiang, and R. T. Chen, ¡°51cm-long Hard-molded Waveguide Array with 150 GHz Bandwidth for Board Level Optical Interconnects¡±, Optics Letters, Vol. 32, Issue 6, pp. 677-679 (2007)

  • Xiaolong Wang, Ray T. Chen, ¡°Image Enhanced Polymer-based Multi-mode Interference Coupler Covering C- and L- Bands Using Deeply Etched Air Trenches,¡± Applied Physics Letters, Vol.90, 111106 (2007)

  • Xiaolong Wang, Brie Howely, Maggie Chen, Ray T.Chen, ¡°Phase Error Corrected 4-Bit True Time Delay Module Using Cascaded 2x2 Polymer Waveguide Switch Array,¡± Applied Optics, Vol.46, no.3, pp.379-383 (2007)

  • Brie Howley, Xiaolong Wang, Maggie Chen, and Ray T. Chen, ¡°Reconfigurable Delay Time Polymer Planar Lightwave Circuit for an X-band Phased-Array Antenna Demonstration,¡± IEEE Journal Of Lightwave Technology, vol. 25, no. 3, pp. 883-890, (2007) 

  • Xiaolong Wang, Brie Howely, Maggie Chen, Ray T.Chen, ¡°4x4 Non-blocking Polymeric Thermo-optic Switch Matrix using the Total Internal Reflection Effect,¡± IEEE Journal of Selected Topics in Quantum Electronics, Vol.12, pp.997-1000, Sep/Oct (2006)

  • Xiaolong Wang, Brie Howley, Maggie Chen and Ray Chen,  ¡°Polarization-independent All-wave Polymer Based TIR Thermo-optic Switch,¡± IEEE Journal of Lightwave Technol., Vol.24, pp.1558-1565 (2006)

  • Xiaolong Wang, Brie Howley, Maggie Y. Chen, and Ray T. Chen,  ¡°Crosstalk-Minimized Polymeric 2X2 Thermo-optic Switch,¡± IEEE Photonics Technology Letters, Vol.18, pp.16-18, (2006)

  • Brie Howley, Xiaolong Wang, and Ray T. Chen, Yihong Chen, ¡°Experimental evaluation of curved polymer waveguides with air trenches and offsets,¡± Journal of Applied Physics, Vol.100, 023114 (2006)

  • Li Wang, Xiaolong Wang, Wei Jiang, Jinho Choi, Hai Bi, and Ray Chen, ¡°45º polymer-based total internal reflection coupling mirrors for fully embedded intraboard guided wave optical interconnects,¡± Applied Physics Letters, Vol.87, 141110, (2005)

  • Brie Howely, Yihong Chen, Xiaolong Wang, Qingjun Zhou, Zhong Shi, Yongqiang Jiang, and Ray T. Chen,  ¡°2-bit Reconfigurable True Time Delay Lines Using 2X2 Polymer Waveguide Switches,¡± IEEE Photonics Technology Letters, Vol.17, No.9, pp.1944-1946 (2005)

  • Jingwei Liu, Xiaolong Wang, Shaowu Chen, and Jinzhong Yu, ¡°Analyses of Relations between Modulating Area Structure and Switch Speed and Power Consumption of SOI Thermo-Optic Switch Based on Finite Element Method,¡± Chinese Journal of Semiconductors, Vol.25 No.10, pp.1324-1330 (2004)

  • Xiaolong Wang, Qingfeng Yan, Jingwei Liu, Shaowu Chen and Jinzhong Yu, "SOI Waveguides Fabricated by Wet-etching Method,¡± Jounral of Chinese Semiconductors, Vol.24, No.10, pp.1025-1029 (2003)

  • Xiaolong Wang, Jingwei Liu, Qingfeng Yan and Jinzhong Yu, "SOI Thermo-optic Modulator and Switch with Fast Response,¡± Chinese Optics Letters, Vol.1, No.9, pp.527-528 (2003)

  • Xiaolong Wang, Yu Jinzhong, ¡°The Latest Progress of Optical Waveguide Switches,¡± China Physics, Vol.32, No.3, pp.165-170 (2003)

  • Yuanyuan Chen, Jinzhong Yu, Xiaolong Wang, Yanping Li, ¡°Investigation of SOI optical Switch Loss and Speed,¡± Chinese Photonic Technology, Vol.1, no.1, pp.15-19, (2003)

  • Jinzhong Yu, Qingfeng Yang, Jinsong Xia, Xiaolong Wang, ¡°SOI (Silicon on Insulator) based integrated optoelectronics,¡± Journal of Functional Materials and Devices, Vol.9 No.1, pp.1-7 (2003)

  • Xiaolong Wang, Jinzhong Yu, ¡°Multimode Interference Couplers with different background refractive index,¡± Acta Photonica Sinica, Vol.32, No.9, pp.1045-1048 (2002)

  • Xiaolong Wang, Jinzhong Yu, and Shaowu Chen, ¡°Mode Analysis of SOI Waveguide with Trapezoidal Cross Section,¡± Chinese Optoelectronics/Laser, Vol.13, No.11, pp.1120-1123 (2002)

 

Conferences and presentations (22 publications):

  • Xiaolong Wang, Xinyuan Dou, and Ray T. Chen, ¡°Flexible polymer optical layer for board-level optical interconnects by highly durable metal imprinting method,¡± SPIE Photonics West conference, Optoelectronic Interconnects and Component Integration X, 7607-26, San Francisco, January 24-28th, 2010

  • Che-Yun Lin, Beomsuk Lee, Xiaolong Wang, Ray T. Chen, Jingdong Luo, Alex K. Jen, ¡°Ultra-compact silicon nanophotonic modulator based on electro-optic polymer infiltrated slot photonic crystal waveguide,¡± SPIE Photonics West conference, Optoelectronic Interconnects and Component Integration X, 7607-48, San Francisco, January 24-28th, 2010

  • Beomsuk Lee, Che-Yun Lin, Xiaolong Wang, Ray T. Chen, ¡°Bias-free Y-branch waveguide modulator based on domain-inverted modulation of electro-optic polymer,¡± SPIE Photonics West conference, Optoelectronic Interconnects and Component Integration X, 7607-32, San Francisco, January 24-28th, 2010

  • Xinyuan Dou, Xiaolong Wang, Haiyu Huang, and Ray T. Chen, ¡°Point-to-point waveguide array with buried mirrors for board-level optical interconnect,¡± SPIE Photonics West conference, Optoelectronic Interconnects and Component Integration X, 7607-32, San Francisco, January 24-28th, 2010

  • Xiaolong Wang, Swapnajit Chakravarty, Boem Suk Lee, Cheyun Lin, Jingdong Luo, Alex K.Y Jen, Ray T. Chen, ¡°Nano-Photonic Electro-Optic Polymer Modulator Based on Photonic Band Gap Engineering,¡± post-deadline paper PDPC4, Integrated Photonics Research and Applications (IPRA) Topical Meeting/ Nanophotonics (NANO) Topical Meeting, Honolulu, HI, July 12-17, 2009

  • Xinyuan Dou, Xiaonan Chen, Maggie Yihong Chen, Xiaolong Wang, Wei Jiang, and Ray T. Chen, ¡°Packaging consideration of two dimensional polymer-based photonic crystals for laser beam steering,¡± Proc. SPIE, Vol. 7221, pp. 722104-1 (2009)

  • Beomsuk Lee, Cheyun Lin, Xiaolong Wang, Ray T. Chen, Jingdong Luo, and Alex K. Y. Jen, ¡°Domain-Inversion-Equivalent EO Polymer based Y-fed Directional Coupler Modulator with High Linearity,¡± IEEE/LEOS Winter Topical Meeting, 12-14 Jan 2009, Innsbruck, Austria (2009)

  • Xinyuan Dou, Xiaonan Chen, Maggie Yihong Chen, Xiaolong Wang, Wei Jiang, Ray T. Chen, ¡°Vertically stacked square lattice photonic crystals for Large Angle Optical Beam Steering,¡± IEEE/LEOS Winter Topical Meeting, 12-14 Jan 2009, Innsbruck, Austria (2009)

  • Xiaolong Wang, Ray T. Chen, ¡°Recent progress on Polymer Photonics and Optical Interconnects,¡± Invited presentation, Asia Optical Fiber Communication and Optoelectronic Exposition and Conference (AOE), Shanghai, China, October 31, 2008

  • Xiaolong Wang, Ray T. Chen, "Optical bus for intra- and inter-chip optical interconnects," IEEE LEOS 21th Annual Meeting, Invited Presentation, WM3, 9-13 November 2008, Newport Beach, California

  • Xiaolong Wang, Ray T. Chen, ¡°Fully Embedded Optical Interconnects based on Optical Bus Architecture for Large Size Printed Circuit Boards,¡± Invited presentation, SPIE Photonic West Conference, San Jose, CA, Jan 19-24, 2008

  • Xiaolong Wang, Ray T. Chen, ¡°Image quality improved 1X8 multimode interference coupler,¡± Proceedings of SPIE Vol.6475, 64751C (2007)

  • Xiaolong Wang, Brie Howley, Maggie Y.Chen, Panoutsopoulos Basile and Ray T. Chen,  ¡°Fully-integrated 4-bit True Time Delay Module using Polymer Optical Switches and Waveguide Delay Lines,¡± paper presented in Integrated Photonics Research and Applications (IPRA) Topical Meeting/ Nanophotonics (NANO) Topical Meeting, Uncasville, CT, April 26-28, 2006

  • Brie Howley, Xiaolong Wang, Yihong Chen, and Ray T. Chen, ¡°Integrated Polymer Optoelectronic Time Delay Device for an X-band Phased Array Antenna System,¡± Optoelectronic Integrated Circuits VIII, Proc. of SPIE, Vol. 6124, 61240Z, (2006)

  • Maggie Yihong Chen, Brie Howley, Xiaolong Wang, Panoutsopoulos Basile, and Ray T. Chen, ¡°2-D Scalable Optical Controlled Phased-Array Antenna System,¡± Nanophotonic Packaging, Proceedings of SPIE, Vol. 6126, 61260I, (2006)

  • Xiaolong Wang, Brie Howley, Maggie Y. Chen, Qingjun Zhou, Ray T.Chen and Panoutsopoulos Basile, ¡°Polymer Based Thermo-optic Switch for Optical True Time Delay,¡± Proceedings of SPIE Vol.5728, pp.60-67 (2005)

  • Brie Howley, Xiaolong Wang, Qingjun Zhou, Yihong Chen, Ray T. Chen, ¡°Polymer Waveguides and Thermo-Optic Switches for an Optical True Time Delay Phased Array Antenna ,¡± Proceedings of  SPIE ,Vol.5731,pp.12-19 (2005)

  • Li Wang, Xiaolong Wang, Jinho Choi, David Hass, Jerry Magera, and Ray T. Chen, ¡° Low-loss, thermally stable waveguide with 45º micromirrors fabricated by soft molding for fully embedded board-level optical interconnects,¡± Proceedings of  SPIE, Vol.5731, pp.87-93 (2005)

  • Ray T Chen, Li Wang, Jinho Choi, Xiaolong Wang; ¡°Packaging efforts for inter- and intra-board level optical interconnects,¡± Lasers and Electro-Optics Society, 2004. LEOS 2004. The 17th Annual Meeting of the IEEE  ,Volume: 1 , Nov. 8-9, Pages:441 ¨C 442 (2004)

  • Li Wang, Jinho Choi, Xiaolong Wang, Ray T. Chen, David Hass, and Jerry Magera, ¡°Thin film optical waveguide and optoelectronic device integration for fully embedded board level optical interconnects,¡± Proc. SPIE Int. Soc. Opt. Eng. 5556, 1 (2004)

  • Jinho Choi, Li Wang, Xiaolong Wang, D. Hass, J. Magera, R.T. Chen, ¡°Performance evaluation of fully embedded board level optical interconnection ,Biophotonics/Optical Interconnects and VLSI Photonics/WBM Microcavities,¡± 2004 Digest of the LEOS Summer Topical Meetings , 28-30 June Pages:9- 10 (2004) 

  • Jinzhong Yu, Xiaolong Wang, Jingwei Liu, Qinfeng Yan, Jinsong Xia, Zhongchao Fan, Zhangtao Wang, Shaowu Chen, ¡°MMI optical couplers and switches with SOI technology,¡± Optoelectronics, Proceedings of the Sixth Chinese Symposium, Sep 12-14, page: 251-254, (2003)